• Year
  • 1924/1925
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 5880

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Main principle
  • TRF with regeneration
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case, TUBES VISIBLE.
  • from Radiomuseum.org
  • Model: ER22 [alt] - Seibt, Dr. Georg Nachf.;
  • Notes
  • mit Koppler EZ11 = Bereichserweiterung; Heizr.=Rückk.
  • Price in first year of sale
  • 60.00 RM +
  • Source of data
  • Radiokatalog Band 1, Ernst Erb
  • Picture reference
  • Das Modell ist im «Radiokatalog» (Erb) abgebildet.

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The model is part of the collections of the following members.

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